Home / 19,928,540.10-29,892,810.15-6,465,368.10

Finding the Fourth Proportional to 19,928,540.10, 29,892,810.15 and 6,465,368.10

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Solution

The fourth proportional to 19,928,540.10, 29,892,810.15 and 6,465,368.10 is: 9,698,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,540.10 : 29,892,810.15 = 6,465,368.10 : x
  2. Step 2: Convert to fraction form
    19,928,540.10/29,892,810.15 = 6,465,368.10/x
  3. Step 3: Cross multiply
    19,928,540.10x = 29,892,810.15 × 6,465,368.10
  4. Step 4: Simplify right side
    19,928,540.10x = 193,268,021,163,166.19
  5. Step 5: Solve for x
    x = 193,268,021,163,166.19/19,928,540.10
  6. Step 6: Final answer
    x = 9,698,052.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.